Who are the 2 players to play regular season games at Ebbets Field Polo Grounds Shea Stadium and Yankee Stadium?

The two players who have played regular season games at Ebbets Field, Polo Grounds, Shea Stadium, and Yankee Stadium are Jackie Robinson and Willie Mays. Robinson played for the Brooklyn Dodgers, while Mays spent the majority of his career with the New York Giants before moving to the New York Mets, where he played at Shea Stadium. Both players are iconic figures in Major League Baseball history and had significant impacts on the game.